Home / 11,187.14-16,770.23-3,786.42

Finding the Fourth Proportional to 11,187.14, 16,770.23 and 3,786.42

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Solution

The fourth proportional to 11,187.14, 16,770.23 and 3,786.42 is: 5,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.14 : 16,770.23 = 3,786.42 : x
  2. Step 2: Convert to fraction form
    11,187.14/16,770.23 = 3,786.42/x
  3. Step 3: Cross multiply
    11,187.14x = 16,770.23 × 3,786.42
  4. Step 4: Simplify right side
    11,187.14x = 63,499,115.34
  5. Step 5: Solve for x
    x = 63,499,115.34/11,187.14
  6. Step 6: Final answer
    x = 5,676.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.